CN102690660B - 一种led用红色荧光粉及其制备方法 - Google Patents
一种led用红色荧光粉及其制备方法 Download PDFInfo
- Publication number
- CN102690660B CN102690660B CN2012101856570A CN201210185657A CN102690660B CN 102690660 B CN102690660 B CN 102690660B CN 2012101856570 A CN2012101856570 A CN 2012101856570A CN 201210185657 A CN201210185657 A CN 201210185657A CN 102690660 B CN102690660 B CN 102690660B
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- China
- Prior art keywords
- led
- preparation
- red fluorescence
- compound
- fluorescence powder
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 239000000843 powder Substances 0.000 title claims abstract description 38
- 238000002360 preparation method Methods 0.000 title claims abstract description 23
- 150000001875 compounds Chemical class 0.000 claims abstract description 28
- 150000003839 salts Chemical class 0.000 claims abstract description 18
- 239000000126 substance Substances 0.000 claims abstract description 15
- -1 europium activated calcium tellurate Chemical class 0.000 claims abstract description 9
- 238000000227 grinding Methods 0.000 claims abstract description 8
- 239000012535 impurity Substances 0.000 claims abstract description 8
- 238000004140 cleaning Methods 0.000 claims abstract description 4
- 239000011575 calcium Substances 0.000 claims description 24
- 239000000463 material Substances 0.000 claims description 16
- 239000002994 raw material Substances 0.000 claims description 14
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 claims description 8
- 229910002651 NO3 Inorganic materials 0.000 claims description 8
- NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 claims description 8
- 238000001816 cooling Methods 0.000 claims description 8
- 239000000203 mixture Substances 0.000 claims description 8
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims description 4
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 4
- 229910052751 metal Inorganic materials 0.000 claims description 4
- 239000002184 metal Substances 0.000 claims description 4
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 claims description 2
- 239000003513 alkali Substances 0.000 claims description 2
- 229910052791 calcium Inorganic materials 0.000 claims description 2
- FXADMRZICBQPQY-UHFFFAOYSA-N orthotelluric acid Chemical class O[Te](O)(O)(O)(O)O FXADMRZICBQPQY-UHFFFAOYSA-N 0.000 claims description 2
- 238000005554 pickling Methods 0.000 claims description 2
- 238000010298 pulverizing process Methods 0.000 claims description 2
- 238000005406 washing Methods 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 229910052693 Europium Inorganic materials 0.000 abstract 2
- 229910004273 TeO3 Inorganic materials 0.000 abstract 1
- 238000001035 drying Methods 0.000 abstract 1
- 238000002156 mixing Methods 0.000 abstract 1
- 238000009413 insulation Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 238000012856 packing Methods 0.000 description 6
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 5
- 230000005284 excitation Effects 0.000 description 5
- 230000003287 optical effect Effects 0.000 description 5
- 238000011161 development Methods 0.000 description 4
- 241001025261 Neoraja caerulea Species 0.000 description 3
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 3
- 238000013459 approach Methods 0.000 description 3
- 230000009466 transformation Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 1
- 229910019990 cerium-doped yttrium aluminum garnet Inorganic materials 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 238000000695 excitation spectrum Methods 0.000 description 1
- 238000013467 fragmentation Methods 0.000 description 1
- 238000006062 fragmentation reaction Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 229910052761 rare earth metal Inorganic materials 0.000 description 1
- 150000002910 rare earth metals Chemical class 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000009877 rendering Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 229910019655 synthetic inorganic crystalline material Inorganic materials 0.000 description 1
- 238000010189 synthetic method Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 229910052727 yttrium Inorganic materials 0.000 description 1
Images
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
Landscapes
- Luminescent Compositions (AREA)
Abstract
Description
Claims (13)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN2012101856570A CN102690660B (zh) | 2012-06-07 | 2012-06-07 | 一种led用红色荧光粉及其制备方法 |
Applications Claiming Priority (1)
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CN2012101856570A CN102690660B (zh) | 2012-06-07 | 2012-06-07 | 一种led用红色荧光粉及其制备方法 |
Publications (2)
Publication Number | Publication Date |
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CN102690660A CN102690660A (zh) | 2012-09-26 |
CN102690660B true CN102690660B (zh) | 2013-11-06 |
Family
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Family Applications (1)
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CN2012101856570A Expired - Fee Related CN102690660B (zh) | 2012-06-07 | 2012-06-07 | 一种led用红色荧光粉及其制备方法 |
Country Status (1)
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CN (1) | CN102690660B (zh) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103788953B (zh) * | 2014-02-28 | 2016-02-24 | 淮南师范学院 | 一种铕激活的碲酸盐红色荧光粉及其制备方法 |
CN108587627B (zh) * | 2018-06-01 | 2020-03-17 | 苏州大学 | Eu3+离子激活的氟氯碲酸铋及其制备方法和应用 |
CN113717724B (zh) * | 2021-09-28 | 2023-03-17 | 常州工程职业技术学院 | 一种Eu3+掺杂的过渡金属碲氧化物荧光粉及其制备方法与应用 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN102051172B (zh) * | 2011-01-17 | 2013-05-01 | 中国计量学院 | 一种led用红色荧光粉及其制备方法 |
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2012
- 2012-06-07 CN CN2012101856570A patent/CN102690660B/zh not_active Expired - Fee Related
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CN102690660A (zh) | 2012-09-26 |
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EE01 | Entry into force of recordation of patent licensing contract |
Application publication date: 20120926 Assignee: Zhejiang Emitting Optoelectronic Technology Co.,Ltd. Assignor: China Jiliang University Contract record no.: 2016330000034 Denomination of invention: Red luminescent powder in use for LED, preparing method and electric light source produced Granted publication date: 20131106 License type: Common License Record date: 20160317 |
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Granted publication date: 20131106 |